squashfuse - #172

Merged

bcumming merged 81 commits into

mainfrom

squashfuse-only

Sep 12, 2026

Commits on Aug 17, 2026

add rootless squashfuse mount support

simonpintarelli
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claude
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14d3793
remove unused header
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9b45997
remove util-linux 2.42 workaround
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eb699b8
format
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520fa91
matrix.fuse
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601e2d4

Commits on Aug 18, 2026

build squashfuse as a meson wrap
bcumming
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42fc6e8
comment
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0b18512
warn -> trace
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f7ac429
sqfs_ll handle child failure
simonpintarelli
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6154f5c
move namespace and join code to util, and rename
bcumming
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2353a34
refactor barrier to use C++ idioms
bcumming
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215a9e9
Extract fork()/pipe readiness handshake into util::ready_fork

simonpintarelli
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claude
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e6f7731
remove check for root user in cli.bats
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6a426e2
format
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bb6e4a6

Commits on Aug 19, 2026

unused return values and handle EINTR
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506a2d2
format
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6edbd97
format
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9c269e1
format tests
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3d78f89
format
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df6cd4d
remove curly braces around single lines
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75276e4
catch write to pipe failure
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f5255e9
manually run as unprivileged user in ci
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4fd709f
fix directory permissions
simonpintarelli
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b702e9b
remove remount / of MS_SHARED | MS_REC
simonpintarelli
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fc48b12
Revert "remove remount / of MS_SHARED | MS_REC"
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7850700
MS_SHARED -> MS_PRIVATE
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f3c01bc
format
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01bd243
diagnoes uid_map write error
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6328ab4
change docker flags
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b9bf6a5
diagnose: try disabling apparmor_restrict_unprivileged_userns from CI

simonpintarelli
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claude
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20f8424
workaround ubuntu apparmor for squashfuse/unprivileged user
simonpintarelli
committed
b14ed69
refactor shared_map into a unit-testable header
bcumming
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d60dc38
merge main working branch into proc_barrier refactoring
bcumming
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feabc7a
remove error macros from util code
bcumming
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a5a1fa1
move named_semaphore to a header
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d186b90
tidy up specification of wait duration
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d629f27
restrict shared_map to trivial types
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2fe0788
two reviews: one coding style, another bug hunt
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3664f02

Commits on Aug 20, 2026

check that priviledges are dropped in setuid squashfs-mount
simonpintarelli
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663aee7
format
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32a8070
format
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c1d8df6
refactor kernel and fuse implementations into separate files
bcumming
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8c5f619
tidy headers
bcumming
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7c1d818
refactor squashfs-mount-fuse
simonpintarelli
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eafb994
format
simonpintarelli
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5d0b7e8
tidy up rootless code
bcumming
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6977df8
remove macros
bcumming
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aa6d4bd
include c headers as extern "C"
bcumming
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1654072
refactor do_mounts in squashfs-mount-fuse
bcumming
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248b696
unify the rootless mounting loop and namespacery
bcumming
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05e3ba9

Commits on Aug 21, 2026

add review
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ee5168e
remove unused calls from rootless api
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d3dea22
reorganise meson, file names, and fully split kernel-fuse source
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aa75637
small robustness fixes
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44477d9
all processes drop privs before fuse implementations exec
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afc661c
fix parsing of slurm vars to find number of ranks on local node
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92a8fd0
fix actions matrix option
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6984c74
format
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9ea2b43
simpler env var parsing
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d2889f5
format
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6585ace

Commits on Aug 22, 2026

update review
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b4a8cf0
fix tag collision on squashfs-startup
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277992b
IPC items stranded during startup are "poinsoned" - less impact on later jobs - if any
bcumming
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bb539fd

Commits on Aug 23, 2026

clean up squashfuse mount code; update CLAUDE.md; fix clangd spurious errors
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ec9b3ce
fix pid TOCTU race
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e0a83b6
check slurm API calls for failures
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89dbad4

Commits on Aug 24, 2026

fix possible race on DEATHSIG
bcumming
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fad0bb7
apply clang format
bcumming
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7ae7d8e
Merge remote-tracking branch 'origin/main' into squashfuse-only
bcumming
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1737c65
improve robustness of --join
bcumming
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f98f6ba
ensure that the squashfuse daemon outlasts all processes
bcumming
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9efbad7
add torture report summary
bcumming
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fec241e
support more slurm implementations detecting slurm via cgroup
bcumming
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2891b47

Commits on Aug 26, 2026

refactor "will deamon get killed cleanly" code into standalone function"
bcumming
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8517d95

Commits on Sep 12, 2026

make fuse backend available as constexpr bool
bcumming
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da9aa1a
Merge branch 'main' into squashfuse-only
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1a42b35
remove reviews
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0905dc9
bump version
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bc5b517
update changelog, remove review report
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0ac926e
use multithreaded fuse mount in slurm plugin
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1edffd5
only notify waiting tasks when signal handler is installed
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a408bb9